78735780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{145807}}^1$

素因数の和:145825

約数の個数: 48

約数和(自身を含む): 244957440

約数和(自身を除く): 166221660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 145807, 291614, 437421, 583228, 729035, 874842, 1312263, 1458070, 1749684, 2187105, 2624526, 2916140, 3936789, 4374210, 5249052, 6561315, 7873578, 8748420, 13122630, 15747156, 19683945, 26245260, 39367890, 78735780]

約数ペア:

[(1, 78735780), (2, 39367890), (3, 26245260), (4, 19683945), (5, 15747156), (6, 13122630), (9, 8748420), (10, 7873578), (12, 6561315), (15, 5249052), (18, 4374210), (20, 3936789), (27, 2916140), (30, 2624526), (36, 2187105), (45, 1749684), (54, 1458070), (60, 1312263), (90, 874842), (108, 729035), (135, 583228), (180, 437421), (270, 291614), (540, 145807)]